/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn.primary {
    background: #e53935;
    color: white;
}

.btn.primary:hover {
    background: #c62828;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(229, 57, 53, 0.2);
}

.btn.secondary {
    background: transparent;
    color: #e53935;
    border: 2px solid #e53935;
}

.btn.secondary:hover {
    background: #e53935;
    color: white;
    transform: translateY(-3px);
}

.btn.full-width {
    width: 100%;
}

/* 头部导航 */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 15px 0;
    backdrop-filter: blur(10px);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-family: 'Noto Serif SC', serif;
    font-size: 28px;
    color: #e53935;
    margin-bottom: 0;
}

.logo p {
    font-size: 12px;
    letter-spacing: 2px;
    color: #777;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
    position: relative;
}

.nav-links a:hover {
    color: #e53935;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #e53935;
    transition: width 0.3s;
}

.nav-links a:hover::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 英雄区域 */
.hero {
    height: 100vh;
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5)), url('https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
    margin-top: 0;
}

.hero-content h2 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    font-family: 'Noto Serif SC', serif;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
}

/* 关于我们 */
.about {
    padding: 100px 0;
    background: #fafafa;
}

.about-content {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-text h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #333;
}

.about-text p {
    margin-bottom: 20px;
    font-size: 1.1rem;
    color: #666;
}

.image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, #e53935, #ff7043);
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 菜单部分 */
.menu {
    padding: 100px 0;
    background: white;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: #333;
}

.section-header p {
    color: #777;
    font-size: 1.1rem;
}

.menu-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab {
    padding: 12px 30px;
    background: transparent;
    border: 2px solid #e0e0e0;
    border-right: none;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab:first-child {
    border-radius: 30px 0 0 30px;
}

.tab:last-child {
    border-radius: 0 30px 30px 0;
    border-right: 2px solid #e0e0e0;
}

.tab.active, .tab:hover {
    background: #e53935;
    color: white;
    border-color: #e53935;
}

.menu-category {
    display: none;
}

.menu-category.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.menu-item {
    display: flex;
    padding: 20px 0;
    border-bottom: 1px dashed #e0e0e0;
    gap: 20px;
}

.menu-item:last-child {
    border-bottom: none;
}

.item-image {
    flex: 0 0 120px;
}

.image-placeholder-menu {
    width: 120px;
    height: 120px;
    background: linear-gradient(45deg, #FF9800, #e53935);
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.item-image img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.item-details {
    flex: 1;
    display: flex;
    justify-content: space-between;
}

.item-info h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #333;
}

.item-info p {
    color: #777;
}

.item-price {
    font-weight: 700;
    color: #e53935;
    font-size: 1.2rem;
    align-self: flex-start;
    white-space: nowrap;
    margin-left: 20px;
}

/* 预订部分 */
.reservations {
    padding: 100px 0;
    background: linear-gradient(rgba(229, 57, 53, 0.9), rgba(229, 57, 53, 0.9)), url('https://images.unsplash.com/photo-1551632811-561732d1e306?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
    color: white;
}

.reservation-content {
    display: flex;
    gap: 50px;
}

.reservation-info h2 {
    font-family: 'Noto Serif SC', serif;
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.reservation-info p {
    margin-bottom: 30px;
    font-size: 1.1rem;
    max-width: 500px;
}

.features li {
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.reservation-form {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 10px;
    backdrop-filter: blur(10px);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: flex;
    gap: 20px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.9);
    font-size: 1rem;
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

/* 联系我们 */
.contact {
    padding: 100px 0;
    background: #fafafa;
}

.contact-content {
    display: flex;
    gap: 50px;
}

.contact-info {
    flex: 1;
}

.info-item {
    margin-bottom: 40px;
}

.info-item h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #333;
}

.info-item p {
    margin-bottom: 5px;
    color: #666;
}

.map-placeholder {
    flex: 1;
    height: 400px;
    background: linear-gradient(45deg, #2196F3, #21CBF3);
    border-radius: 10px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* 页脚 */
footer {
    background: #333;
    color: white;
    padding: 70px 0 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: 50px;
}

.footer-section h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: #e53935;
}

.footer-section h4 {
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.footer-section p,
.footer-section a {
    color: #ccc;
    text-decoration: none;
    margin-bottom: 10px;
    display: block;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: #e53935;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.social-links a {
    display: inline-block;
    margin-right: 15px;
}

.footer-bottom {
    text-align: center;
    padding: 20px 0;
    border-top: 1px solid #555;
    color: #aaa;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .hero-content h2 {
        font-size: 2.8rem;
    }
    
    .about-content,
    .reservation-content,
    .contact-content {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        align-items: center;
        padding-top: 50px;
        transition: 0.3s;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 20px 0;
    }
    
    .hero-content h2 {
        font-size: 2.2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 15px;
    }
    
    .form-row {
        flex-direction: column;
        gap: 0;
    }
    
    .tab:last-child {
        border-right: 2px solid #e0e0e0;
        border-radius: 0 0 30px 30px;
    }
    
    .tab:first-child {
        border-radius: 30px 30px 0 0;
    }
    
    .tab {
        border: 2px solid #e0e0e0;
        border-bottom: none;
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 576px) {
    .hero-content h2 {
        font-size: 1.8rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .menu-item {
        flex-direction: column;
        gap: 10px;
    }
    
    .item-image {
        flex: 0 0 auto;
    }
    
    .item-image img {
        width: 100%;
        height: 200px;
        border-radius: 10px;
    }
    
    .item-details {
        flex-direction: column;
    }
    
    .item-price {
        align-self: flex-start;
        margin-left: 0;
        margin-top: 10px;
    }
    
    .reservation-info, 
    .reservation-form {
        width: 100%;
    }
}